<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <h3>登录学子商城</h3>
  <input type="text" placeholder="请输入您的用户名">
  <br>
  <input type="password" placeholder="请输入您的密码">
  <br>
  <input type="checkbox">自动登录
  <br>
  <button>登录</button>
</body>
</html>